173991 divided by 24 
Our goal is to divide 173991 by 24.

On to step 1:
24 goes into 1 0 times with a remainder of 1.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 1 leaves us with 1.
Grab the next digit (7) from the dividend, add it to 1, then carry on: 17 / 24

Let's proceed to step 2:
If we divide 17 by 24, we get 0 and a remainder of 17.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we subtract 0 from 17, we get 17.
Grab the next digit (3) from the dividend, add it to 17, then carry on: 173 / 24

Let's proceed to step 3:
24 can be fit into 173 7 times, resulting in a remainder of 5.
The next digit of our result is 7. 
Result so far: 7.0
If we take 168 away from 173, we end up with 5.
Fetch the next digit (9) from the dividend, attach it to 5 and continue: 59 / 24

On to step 4:
24 goes into 59 2 times with a remainder of 11.
Use 2 as the next digit of our solution. 
Result so far: 72.0
If we take 48 away from 59, we end up with 11.
Append the next digit (9) from the dividend to 11 and continue with: 119 / 24

Advancing to step 5:
24 goes into 119 4 times with a remainder of 23.
Write down 4 as next digit of the result. 
Result so far: 724.0
If we subtract 96 from 119, we get 23.
Include the next digit (1) from the dividend after 23, then repeat: 231 / 24

Going ahead to step 6:
The number 24 fits into 231 9 times, leaving a remainder of 15.
The next digit of our result is 9. 
Result so far: 7249.0
If we subtract 216 from 231, we get 15.
Since there are no more digits in the dividend, we add a zero to the remainder making it 150, and continue the process.

Advancing to step 7:
The number 24 fits into 150 6 times, leaving a remainder of 6.
Use 6 as the next digit of our solution. 
Result so far: 7249.6
If we subtract 144 from 150, we get 6.
Since there are no more digits in the dividend, we add a zero to the remainder making it 60, and continue the process.

On to step 8:
60 divided by 24 is 2 with a remainder of 12.
Write down 2 as next digit of the result. 
Result so far: 7249.62
Deduct 48 from 60 and we're left with 12.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

On to step 9:
When dividing 120 by 24, we get 5 with a remainder of 0.
Use 5 as the next digit of our solution. 
Result so far: 7249.625
If we subtract 120 from 120, we get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Step 10:
The number 24 fits into 0 0 times, leaving a remainder of 0.
Put 0 as the next digit of the answer. 
Result so far: 7249.625
Subtracting 0 from 0 leaves us with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Step 11:
When dividing 0 by 24, we get 0 with a remainder of 0.
The number 0 becomes the next digit in our result. 
Result so far: 7249.625
Deduct 0 from 0 and we're left with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

The quotient of the division is 7249.625, and the remainder is 0.0.